The table below looks at the statistics for Debian skills in IT contracts advertised for the City of London region. Included is a guide to the contractor rates offered in IT contracts that have cited Debian over the 3 months to 4 May 2016 with a comparison to the same period over the previous 2 years.

Note that daily contractor rates and hourly contractor rates are treated separately. When calculating average contractor rates, daily rates are not derived from quoted hourly rates or vice versa.

3 months to
4 May 2016
Same period 2015 Same period 2014
Debian Linux
Rank 159 193 202
Rank change year-on-year
+34 +9
Contract jobs citing Debian 3 10 10
As % of all contract IT jobs located in the City of London 0.087% 0.18% 0.16%
As % of the Operating Systems category 0.41% 0.88% 0.81%
Number of daily rates quoted 1 10 8
Median daily rate £475 £350 £324
Median daily rate % change year-on-year
+35.71% +8.10%
UK excluding London median daily rate £425 £338 £363
% change year-on-year
+25.92% -6.89%
Number of hourly rates quoted 0 0 0
Median hourly rate - - -
UK excluding London median hourly rate - - £42.50
Debian
London

The following table is for comparison with the above and provides statistics for the entire Operating Systems category in contract jobs advertised in the City of London region.

Operating Systems Category
City of London
Contract IT job ads with a match in the
Operating Systems category
731 1142 1235
As % of all contract IT jobs located in the City of London 21.14% 20.84% 19.72%
Number of daily rates quoted 595 869 899
Median daily rate £450 £400 £400
Median daily rate % change year-on-year
+12.50% -
90% offered a daily rate of more than £250 £200 £183
10% offered a daily rate of more than £575 £563 £575
UK excluding London median daily rate £363 £342 £320
% change year-on-year
+6.14% +6.71%
Number of hourly rates quoted 21 45 53
Median hourly rate £20.00 £17.87 £19.00
Median hourly rate % change year-on-year
+11.95% -5.97%
90% offered a hourly rate of more than £14.00 £12.50 £12.00
10% offered a hourly rate of more than £26.50 £22.83 £27.50
UK excluding London median hourly rate £17.25 £16.00 £16.00
% change year-on-year
+7.81% -

Debian
Jobs Demand Trend in the City of London

The demand trend of contract jobs across the City of London region citing Debian as a proportion of all IT contracts with a match in the Operating Systems category.

Debian Jobs Demand Trend in the City of London

Debian
Daily Rate Trend in the City of London

This chart provides the 3-month moving average for daily rates quoted in IT contract jobs citing Debian across the City of London region.

Debian Daily Rate Trend in the City of London

Debian
Hourly Rate Trend in the City of London

This chart provides the 3-month moving average for hourly rates quoted in IT contractor jobs citing Debian across the City of London region.

Debian Hourly Rate Trend in the City of London

Debian
Top 30 Related IT Skills in the City of London

For the 6 months to 4 May 2016, IT contractor jobs citing Debian also mentioned the following skills in order of popularity. The figures indicate the number co-occurrences and its proportion to all contract ads across the City of London region with a requirement for Debian.

1 8 (100.00%) Linux
2 6 (75.00%) Python
2 6 (75.00%) Red Hat
2 6 (75.00%) Puppet
2 6 (75.00%) Jenkins
2 6 (75.00%) DevOps
3 5 (62.50%) Open Source
3 5 (62.50%) Bash Shell
3 5 (62.50%) Ubuntu
3 5 (62.50%) Amazon AWS
3 5 (62.50%) Perl
4 4 (50.00%) PHP
4 4 (50.00%) JBoss
4 4 (50.00%) Apache
4 4 (50.00%) DNS
4 4 (50.00%) VMware
4 4 (50.00%) Postfix
4 4 (50.00%) VMware Infrastructure
4 4 (50.00%) CentOS
4 4 (50.00%) Ansible
5 3 (37.50%) Cacti
5 3 (37.50%) Squid
5 3 (37.50%) Ruby
5 3 (37.50%) Continuous Integration
5 3 (37.50%) Nagios
5 3 (37.50%) Tomcat
5 3 (37.50%) FTP
5 3 (37.50%) HTTP
5 3 (37.50%) NFS
5 3 (37.50%) SMTP

Debian
Top Related IT Skills in the City of London by Category

The follow tables expand on the table above by listing co-occurrences grouped by category. The same job type, locality and period is covered with up to 20 co-occurrences shown in each of the following categories:

Application Platforms
1 4 (50.00%) Apache
1 4 (50.00%) JBoss
2 3 (37.50%) Tomcat
3 1 (12.50%) Confluence
3 1 (12.50%) MediaWiki
3 1 (12.50%) nginx
3 1 (12.50%) OpenStack
3 1 (12.50%) SAS
Applications
1 1 (12.50%) MS Office
1 1 (12.50%) MS Visio
Business Applications
1 1 (12.50%) SAP CRM
Cloud Services
1 5 (62.50%) Amazon AWS
2 2 (25.00%) Amazon EC2
2 2 (25.00%) Amazon S3
2 2 (25.00%) Virtual Private Cloud
3 1 (12.50%) Amazon ElastiCache
3 1 (12.50%) Amazon EMR
3 1 (12.50%) Amazon Glacier
3 1 (12.50%) Amazon SQS
3 1 (12.50%) AWS CloudFormation
3 1 (12.50%) CloudFront
3 1 (12.50%) Google Cloud Platform
3 1 (12.50%) Route 53
Communications & Networking
1 4 (50.00%) DNS
2 3 (37.50%) FTP
2 3 (37.50%) HTTP
2 3 (37.50%) SMTP
3 2 (25.00%) BGP
3 2 (25.00%) DHCP
3 2 (25.00%) Firewall
3 2 (25.00%) LAN
3 2 (25.00%) LDAP
3 2 (25.00%) OSPF
3 2 (25.00%) VPN
3 2 (25.00%) WAN
4 1 (12.50%) EIGRP
4 1 (12.50%) IGRP
4 1 (12.50%) IPsec
4 1 (12.50%) IPv6
4 1 (12.50%) SNMP
4 1 (12.50%) SSL
4 1 (12.50%) TCP/IP
4 1 (12.50%) VoIP
Database & Business Intelligence
1 2 (25.00%) Amazon RDS
2 1 (12.50%) Amazon DynamoDB
2 1 (12.50%) Amazon Redshift
2 1 (12.50%) Apache Cassandra
2 1 (12.50%) MongoDB
2 1 (12.50%) MySQL
2 1 (12.50%) PostgreSQL
2 1 (12.50%) Redis
2 1 (12.50%) Relational Database
Development Applications
1 6 (75.00%) Jenkins
2 2 (25.00%) Git (software)
2 2 (25.00%) Hudson
3 1 (12.50%) JIRA
3 1 (12.50%) Subversion
3 1 (12.50%) TeamCity
General
1 2 (25.00%) Telecoms
2 1 (12.50%) Finance
2 1 (12.50%) Retail
Job Titles
1 3 (37.50%) DevOps Engineer
1 3 (37.50%) Linux Engineer
2 2 (25.00%) AWS Engineer
2 2 (25.00%) Linux Systems Engineer
2 2 (25.00%) Systems Engineer
3 1 (12.50%) 1st/2nd Line Desktop Support
3 1 (12.50%) 1st/2nd Line Support
3 1 (12.50%) 1st/2nd Line Support Analyst
3 1 (12.50%) 1st/2nd Line Support Engineer
3 1 (12.50%) 2nd Line Desktop Support
3 1 (12.50%) 2nd Line Desktop Support Analyst
3 1 (12.50%) 2nd Line Desktop Support Engineer
3 1 (12.50%) 2nd Line Engineer
3 1 (12.50%) 2nd Line Support
3 1 (12.50%) Administrator
3 1 (12.50%) Desktop Support Analyst
3 1 (12.50%) Desktop Support Engineer
3 1 (12.50%) Network Administrator
3 1 (12.50%) Support Analyst
3 1 (12.50%) Support Engineer
Libraries, Frameworks & Software Standards
1 1 (12.50%) LAMP
1 1 (12.50%) LAPP Stack
1 1 (12.50%) LEMP Stack
1 1 (12.50%) POSIX
1 1 (12.50%) Web Services
Miscellaneous
1 1 (12.50%) Analytical Skills
1 1 (12.50%) Clustering
1 1 (12.50%) Data Centre
1 1 (12.50%) User Experience
1 1 (12.50%) Video Conferencing
1 1 (12.50%) Wiki
Operating Systems
1 8 (100.00%) Linux
2 5 (62.50%) Ubuntu
3 4 (50.00%) CentOS
4 2 (25.00%) Red Hat Enterprise Linux
4 2 (25.00%) SUSE
5 1 (12.50%) Fedora
5 1 (12.50%) Solaris
5 1 (12.50%) Unix
5 1 (12.50%) Windows
5 1 (12.50%) Windows 7
Processes & Methodologies
1 6 (75.00%) DevOps
2 5 (62.50%) Open Source
3 3 (37.50%) Continuous Integration
4 2 (25.00%) Network Monitoring
4 2 (25.00%) Storage Virtualisation
5 1 (12.50%) Build Automation
5 1 (12.50%) Capacity Planning
5 1 (12.50%) Configuration Management
5 1 (12.50%) CRM
5 1 (12.50%) Data Modelling
5 1 (12.50%) Database Theory
5 1 (12.50%) Disaster Recovery
5 1 (12.50%) E-Commerce
5 1 (12.50%) High Availability
5 1 (12.50%) ITIL
5 1 (12.50%) Load Balancing
5 1 (12.50%) Relational Database Theory
5 1 (12.50%) Release Management
Programming Languages
1 6 (75.00%) Python
2 5 (62.50%) Bash Shell
2 5 (62.50%) Perl
3 4 (50.00%) PHP
4 3 (37.50%) Ruby
5 2 (25.00%) Java
5 2 (25.00%) SQL
6 1 (12.50%) C
6 1 (12.50%) Korn
6 1 (12.50%) Shell Script
Qualifications
1 2 (25.00%) VMware Certified Professional (VCP)
2 1 (12.50%) CCNA
2 1 (12.50%) Cisco Certification
Quality Assurance & Compliance
1 1 (12.50%) SLA
System Software
1 4 (50.00%) Postfix
1 4 (50.00%) VMware Infrastructure
2 3 (37.50%) NFS
2 3 (37.50%) Squid
3 2 (25.00%) iptables
3 2 (25.00%) KVM
3 2 (25.00%) Samba
3 2 (25.00%) VMware ESXi
4 1 (12.50%) Active Directory
4 1 (12.50%) Ceph
4 1 (12.50%) Docker
4 1 (12.50%) Dovecot
4 1 (12.50%) Sendmail
Systems Management
1 6 (75.00%) Puppet
2 4 (50.00%) Ansible
3 3 (37.50%) Cacti
3 3 (37.50%) Nagios
4 2 (25.00%) Opscode Chef
5 1 (12.50%) HAProxy
5 1 (12.50%) Kubernetes
5 1 (12.50%) Oracle ZFS
5 1 (12.50%) RANCID
5 1 (12.50%) SCCM
5 1 (12.50%) systemd
5 1 (12.50%) ZABBIX
Vendors
1 6 (75.00%) Red Hat
2 4 (50.00%) VMware
3 2 (25.00%) Cisco
4 1 (12.50%) Atlassian
4 1 (12.50%) CA
4 1 (12.50%) Google
4 1 (12.50%) Microsoft
4 1 (12.50%) SAP
4 1 (12.50%) Supermicro
4 1 (12.50%) Symantec